Jaw crushers -
Construction Aggregates. Vulcan is North America's leading producer of construction aggregates, primarily crushed stone, sand and gravel. We produce these materials from natural deposits such as granite, limestone and trap rock.LEON SERIES STONE CRUSHERS FOR 70-170HP TRACTORS. As with ALL Valentini Crushers, the Leon Series has been providing Superior Single Pass Results in All Applications: Land Reclamation, Agriculture (row crop fields, produce rows, pastures, seed bed preparation, horticultural benches & rows, vineyards, orchards, groves, etc.), Roadway Maintenance & Paving (gravel & chip seal roads, asphalt .